Respiration and cells Flashcards

(77 cards)

0
Q

Largest living thing ever?

A

Great Barrier Reef

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1
Q

Largest living thing in the world today?

A

Great Barrier Reef

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2
Q

Living thing that grows fastest?

A

Kelp

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3
Q

2 organs in digestive system?

A

Stomach

Intestines

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4
Q

System in plant that moves water?

A

Transport

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5
Q

Groups of cells that work together?

A

Tissues

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6
Q

Name of organisms that contain many cells?

A

Multicellular

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7
Q

Organ made up of muscle and gland tissue-digests food.

A

Stomach

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8
Q

Tissues transport what 2 things around a plant?

A

Water

Minerals

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9
Q

2 organs in a plant’s transport system?

A

Roots

Xylem

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10
Q

Cells that have different structures to carry out special functions.

A

Specialised

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11
Q

Cells in same tissue all have what appearance and functions?

A

Similar

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12
Q

Tissue found on outer side of leaves?

A

Protective

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13
Q

2 organs found in the circulatory system?

A

Blood

Heart

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14
Q

Heart would have this kind of tissue.

A

Muscle

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15
Q

Group of organs working together to perform a function?

A

System

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16
Q

Different tissues working together to perform a particular function?

A

Organ

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17
Q

Rank in order of simplicity: organism, organ, system, cell, tissue.

A
Cell
Tissue
Organ
System
Organism
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18
Q

Organs in nervous system?

A
Brain       
Spinal cord
Eyes       
Muscles
Ears        
Tongue 
Nose       
Nerves
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19
Q

Function of nervous system?

A

To detect changes (stimuli) in our environment

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20
Q

Organs in respiratory system?

A
Lungs
Trachea
Diaphragm 
Nose
Mouth
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21
Q

Function of respiratory system?

A

To control breathing

Oxygen in, carbon dioxide out

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22
Q

Organs in circulatory system?

A

Veins
Arteries
Heart
Blood

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23
Q

Function of circulatory system?

A

To pump blood around the body to deliver nutrients and oxygen

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24
Organs in the digestive system?
``` Stomach Oesophagus Anus Tongue Mouth Intestines ```
25
Function of digestive system?
To break down food into nutrients the body can use
26
Organs in muscular/skeletal system?
Muscles Bones Tendons Ligaments
27
Function of muscular/skeletal system?
To give structure and movement
28
All living things need?
Oxygen
29
Oxygen in living things reacts with what in their what?
Food | Cells
30
Carbon dioxide is a what?
Waste gas
31
Equation for respiration?
Glucose + oxygen → carbon dioxide + water + energy
32
To carry out respiration living things need to get what?
Oxygen from the air
33
Living things need to get rid of what?
Carbon dioxide
34
High carbon dioxide will what?
Poison cells
35
Define gas exchange.
Process by which oxygen passes from air into body tissue and carbon dioxide leaves body tissue and enters air
36
How do insects exchange gases?
Gases pass through tiny holes in their exoskeleton which lead to a branch of hollow tubes
37
Why are alveoli surrounded by capillaries?
To uptake oxygen and transport oxygen in blood to cells in tissues
38
Type of gas exchange in birds?
Lungs
39
Type of gas exchange in sharks?
Gills
40
Type of gas exchange in lady birds?
Spiracles
41
Type of gas exchange in slugs?
Skin
42
Type of gas exchange in oysters?
Gills
43
Type of gas exchange in snakes?
Skin
44
Type of gas exchange in spiders?
Spiracles
45
Type of gas exchange in wombats and koalas?
Lungs
46
Explain solubility in hot and cold water.
Oxygen dissolves better in cold water
47
At what temperature do fish start to die of asphyxiation?
30 degrees
48
Explain inhalation.
Air take in through trachea (windpipe) into lungs | Oxygen passes into bloodstream
49
Define breathing.
Action of taking in and letting out air
50
Diaphragm is drawn what when air rushes into lungs?
Downward
51
Diaphragm does what as air is pushed out of lungs?
Relaxes into normal position
52
Air travels where when breathing in?
Mouth → trachea → bronchi → bronchioles → alveoli → capillaries
53
How do you test for carbon dioxide?
With the limewater test
54
What colour will limewater turn if carbon dioxide is present?
White
55
Label lungs.
Refer to year 9 biology national curriculum workbook (page 8)
56
Which lung has only 2 lobes?
Left lobe
57
Define bronchial tree?
The system of airways within the lungs which brings air from the trachea to lung's alveoli
58
Define cardiac notch.
Indentation in left lung that provides room for heart
59
Define diaphragm.
Muscular membrane under lungs
60
Define larynx.
Muscular structure at top of trachea containing vocal chords
61
Define trachea.
Windpipe | Tube through which air travels from larynx to lungs
62
Define vital capacity.
Vital capacity is the volume of air that your lungs can hold
63
Describe what a lung looks like.
The lungs are a light pinky colour
64
Describe what lungs feel like.
Light Smooth and slippery Easy to cut except the trachea which is much harder
65
What is the formula equation for respiration?
C6H12O6 + O2 → CO2 + H2O + energy
66
Can all food be said to contain nutrients?
Yes, otherwise we wouldn't eat it
67
An average 13 yr old boy would require ? kJ per day?
10,500 kJ
68
An average 13 yr old girl would require ? kJ per day?
9,000 kJ
69
What functions does food have in the body?
Energy Cell repair Growth
70
How is cellular respiration like burning (combustion)?
It releases heat
71
Would you be using energy while sleeping?
Yes, heart beat, snoring, breathing
72
Would you need need more energy than your teacher for the day?
Yes because we are growing
73
Three important nutrients in food.
Lipids Carbohydrates Proteins
74
Three other useful nutrients in food.
Water Vitamins Minerals
75
Carbohydrates lipids and sometimes proteins may be broken down and what?
Oxidised
76
Define oxidised.
To release energy for daily needs (burnet)